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Theorem an42 825
Description: Rearrangement of 4 conjuncts. (Contributed by NM, 7-Feb-1996.)
Assertion
Ref Expression
an42

Proof of Theorem an42
StepHypRef Expression
1 an4 824 . 2
2 ancom 450 . . 3
32anbi2i 694 . 2
41, 3bitri 249 1
Colors of variables: wff setvar class
Syntax hints:  <->wb 184  /\wa 369
This theorem is referenced by:  rnlemOLD  965  brecop2  7424  supmo  7932  aceq1  8519  eulerpartlemt0  28308  an43  30589  dfiso2  32568  bj-if1bi  37720
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8
This theorem depends on definitions:  df-bi 185  df-an 371
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